AK-1, AK1 or AK 1 may refer to:
* , a 1903 cargo ship
*
Alaska Route 1
Alaska Route 1 (AK-1) is a state highway in the southern part of the U.S. state of Alaska. It runs from Homer northeast and east to Tok by way of Anchorage. It is one of two routes in Alaska to contain significant portions of freeway: the Sewa ...
, a state highway
*
AK1 (gene), which encodes Adenylate kinase 1
*
Aleksandrov-Kalinin AK-1
The Aleksandrov-Kalinin AK-1 was a prototype airliner built in the Soviet Union in the early 1920s, designed as part of a project by TsAGI to investigate low-cost construction techniques and to verify calculation models for thick-section airfoil ...
, a 1920s Soviet prototype aeroplane
*
Butte Municipal Airport, FAA location identifier AK1
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